SULFO EMCS
(Protein Crosslinker heterobifunctional)
CL221
N-(epsilon-Maleimidocaproyloxy)sulfosuccinimide
CAS#: [ 103848-61-9 ]
Formula Weight: f.w.: 410.3 daltons
Sulfo EMCS is a water soluble amine to sulfhydryl crosslinker that contains NHS ester and maleimide reactive groups at opposite ends of a medium length spacer arm (9.4 angstroms).
Pricing & Ordering
| Quantity | Price | Action |
|---|---|---|
| 50mgm + | $284.00 | |
| 100mgm + | $536.00 |
Product Documents
Spacer arm 9.4 angstroms. Heterobifunctional crosslinker. Water soluble analog of EMCS. Used for enzyme immunoassay. Non-cleavable. Aliphatic spacer offers low potential for eliciting an immune response.
- Fujiwara, K., et al. (1988). J. Immunol. Methods 112, 77-83.
- Peeters, J.M., et al. (1989). J. Immunol. Methods 120, 133-143.
- Hermanson, G.T. (1996). Bioconjugate Techniques, San Diego: Academic Press,
- Sulfonated analog of EMCS has improved solubility in aqueous buffer systems
- Sulfo-NHS ester end couples with primary amines at pH 7-9 to form stable amide bonds
- Maleimide reacts with -SH groups at pH 6.5-7.5, forming stable thioether linkages
- Non-cleavable
- Increased sphere of coupling vs. Sulfo-GMBS
- Aliphatic spacer offers low potential for eliciting an immune response
- Reactive groups: maleimide and Sulfo-NHS ester
- Reactive toward: sulfhydryl and amino groups